Former French president Nicolas Sarkozy leaves  the  Paris court house:He  has repeatedly denied knowledge of   some €18 million in false invoices issued by the Bygmalion event organisation company that meant his campaign costs were more than double the legal limit. Photograph:  Geoffroy van der Hasselt/AFP/Getty

Former French president Nicolas Sarkozy was placed under investigation on Tuesday in a scandal over irregularities in his 2012 re-election campaign fi(...)

Former French president Nicolas Sarkozy waves to reporters on Sunday as he leaves France Television headquarters in Paris after announcing his political comeback. Photograph: AP Photo/Remy de la Mauviniere

The former French president Nicolas Sarkozy won a small victory yesterday when it was announced that the Paris appeals court has suspended an investig(...)

Former French president Nicolas Sarkozy (centre) arrived with police by car at the financial investigation unit in Paris.  He was held for questioning for 15 hours yesterday over suspicions he used his influence to secure leaked details of an inquiry  into his 2007 election campaign. Photograph: Pascal Rossignol/Reuters

Former president Nicolas Sarkozy has accused France’s justice system of trying to “humiliate” and “destroy” him, after he was charged in a corruption (...)

Former French president Nicolas Sarkozy: Under French law, he can be detained for 48 hours. Photograph: EPA/Ian Langsdon

Nicolas Sarkozy yesterday became the first former president in the history of France to be detained for questioning, in an investigation into alleged (...)

Former French president Nicolas Sarkozy at a Paris St Germain match at the weekend. He bought  a second mobile phone after being tipped off that he was being bugged, but the new one was also tapped.  Photograph: Reuters/Benoit Tessier

Summaries of seven recorded telephone conversations between the former French president Nicolas Sarkozy and his lawyer (...)

Prime Minister Jean-Marc Ayrault came clean on Tuesday night. Photograph: EPA

For two weeks, French socialists had been rubbing their hands with glee. In the run-up to the first round of nationwide municipal elections on (...)

Former French president Nicolas Sarkozy: datebooks are relevant to several financial scandals in which he is under investigation. Photograph: Reuters/Eric Gaillard

In yet another setback for the former French president Nicolas Sarkozy, the Court of Cass(...)

The then French president Nicolas Sarkozy makes a phone call at a European Union leaders’ summit in Brussels in December 2009. Mr Sarkozy’s phone was tapped during a judicial investigation into the financing of his 2007 election campaign, Le Monde newspaper reported today, a move denounced by his lawyer as “monstrous”. Photograph: Reuters/Yves Herman

The telephones of France’s former president Nicolas Sarkozy, his lawyer and two of Mr Sarkozy’s former interior ministers were tapped last year by (...)